Dyadic

Dyadic describes the interaction between two things, and may refer to:


 * Dyad (sociology), interaction between a pair of individuals
 * The dyadic variation of democratic peace theory
 * Dyadic counterpoint, the voice-against-voice conception of polyphony
 * People who are not intersex, that is, endosex

Mathematics

 * Dyadic, a relation or function having an arity of two in logic, mathematics, and computer science
 * Dyadic decomposition, a concept in Littlewood–Paley theory
 * Dyadic distribution, a type of probability distribution
 * Dyadic fraction, a mathematical group related to dyadic rationals
 * Dyadic solenoid, a type of dyadic fraction
 * Dyadic transformation
 * Dyadics, tensor math (including dyadic products)
 * A synonym for binary relations